package com.base.grammardemo;
import java.util.Scanner;

/*
 *  显示指定月的天数儿
 */
public class DisplayDaysInMonth {
	
	public static void main(String[] args) {
		Scanner scanner = new Scanner(System.in);
		System.out.println("输入月份:");
		int month = scanner.nextInt();
		switch (month) {
		case 1:
		case 3:
		case 5:
		case 7:
		case 8:
		case 10:
		case 12:
			System.out.println("31天");
		case 4:
		case 6:
		case 9:
		case 11:
			System.out.println("30天");
			break;
		default:
			System.out.println("输入的月份错误");
		}
	}
}